Hex #335455 or rgb(51,84,85) in RGB space is the tint of cyan. It has hue angle of 181.76 degrees, value = 33 and saturation = 40. #335455 can be obtained by mixing 4 colors: 1 drop of magenta, 1 drop of cyan, 1 drop of green, 2 drops of black.
Nearest safe hex - #336666. Below you can see the block with #335455 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #335455 to the mixer and play with it.